870980368

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{101}}^1\times {\mathrm{1493}}^1$

素因数の和:1640

約数の個数: 60

約数和(自身を含む): 1799854668

約数和(自身を除く): 928874300

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 101, 152, 202, 304, 361, 404, 722, 808, 1444, 1493, 1616, 1919, 2888, 2986, 3838, 5776, 5972, 7676, 11944, 15352, 23888, 28367, 30704, 36461, 56734, 72922, 113468, 145844, 150793, 226936, 291688, 301586, 453872, 538973, 583376, 603172, 1077946, 1206344, 2155892, 2412688, 2865067, 4311784, 5730134, 8623568, 11460268, 22920536, 45841072, 54436273, 108872546, 217745092, 435490184, 870980368]

約数ペア:

[(1, 870980368), (2, 435490184), (4, 217745092), (8, 108872546), (16, 54436273), (19, 45841072), (38, 22920536), (76, 11460268), (101, 8623568), (152, 5730134), (202, 4311784), (304, 2865067), (361, 2412688), (404, 2155892), (722, 1206344), (808, 1077946), (1444, 603172), (1493, 583376), (1616, 538973), (1919, 453872), (2888, 301586), (2986, 291688), (3838, 226936), (5776, 150793), (5972, 145844), (7676, 113468), (11944, 72922), (15352, 56734), (23888, 36461), (28367, 30704)]